Quick Search Quick Search
We are Here to Help! Call a Parts Expert!
Komatsu Heavy Equipment Parts

Komatsu Heavy Equipment Parts

New Aftermarket, Used and Rebuilt Komatsu Parts

AMS Parts is proud to be an industry leading supplier of new OEM surplus, used and rebuilt parts for Komatsu machines. Whether you're looking for a D31A dozer engine or an undercarriage for one of the newer PC290LC-10 excavators, we have you covered. Our goal is to become your go-to Komatsu parts supplier by developing a relationship of trust, qual...moreity and savings. Since its establishment in 1921, Komatsu has become the world's second largest supplier of earth moving equipment and they bring a wealth of experience, quality and trust to the construction equipment industry. As a Komatsu machine owner, it is important that you not only find the replacement part you're looking for, but also a quality part for an excellent price. Give us a call today and let's begin a relationship of trust, quality and savings! If we don't have a part in stock or don't carry it, we'll track it down for you at the best price possible.


Our friendly parts specialist are standing by to assist you.
1-800-255-6253

Select Komatsu Machine Type

All Komatsu Parts

Yoke, Track Adj 103-30-34310

Yoke, Track Adj

  • Part #: 103-30-34310
  • Weight: 51.08
  • Fits Machine(s): D21A-6
  • Category(s): Undercarriages
View Part
Tla S&g Pc60 103-32-00012

Tla S&g Pc60

  • Part #: 103-32-00012
  • Weight: 343.20
  • Fits Machine(s): D21A-6
  • Category(s): Undercarriages
View Part
Blade 104-Z40-1100

Blade

  • Part #: 104-Z40-1100
  • Fits Machine(s): D21A-6
  • Category(s): Attachments
View Part
Main Hydraulic Pump 705-22-26260

Main Hydraulic Pump

  • Part #: 705-22-26260
  • Weight: 35.00
  • Fits Machine(s): D21A-6, D41E-6, D41P-6
  • Category(s): Hydraulic Pumps
View Part
Tla S&g Pc60 KM906/39

Tla S&g Pc60

  • Part #: KM906/39
  • Weight: 343.20
  • Fits Machine(s): D21A-6
  • Category(s): Undercarriages
View Part
6144-11-5550 6144-11-5550

6144-11-5550

  • Part #: 6144-11-5550
  • Fits Machine(s): D21A-6
  • Category(s): Engines & Engine Parts
View Part
6202-12-5510 6202-12-5510

6202-12-5510

  • Part #: 6202-12-5510
  • Fits Machine(s): D21A-6
  • Category(s): Engines & Engine Parts
View Part
Radiator 103-03-00120

Radiator

  • Part #: 103-03-00120
  • Fits Machine(s): D21A-7
  • Category(s): Engines & Engine Parts, Radiators
View Part
Grsr 1b D20a-5 KM1496/300

Grsr 1b D20a-5

  • Part #: KM1496/300
  • Weight: 8.71
  • Fits Machine(s): D21A-7
  • Category(s): Undercarriages
View Part
Recoil Spring Assembly 101-30-21192

Recoil Spring Assembly

  • Part #: 101-30-21192
  • Fits Machine(s): D21A
  • Category(s): Undercarriages
View Part
Crankshaft YM129900-21000

Crankshaft

  • Part #: YM129900-21000
  • Weight: 50.60
  • Fits Machine(s): D21A
  • Category(s): Engines & Engine Parts
View Part
S/f Rlr Grp 101-30-00042

S/f Rlr Grp

  • Part #: 101-30-00042
  • Weight: 28.60
  • Fits Machine(s): D21P-5
  • Category(s): Undercarriages
View Part
Grsr 3b D20a-5 102-32-11290

Grsr 3b D20a-5

  • Part #: 102-32-11290
  • Weight: 8.53
  • Fits Machine(s): D21P-5
  • Category(s): Undercarriages
View Part
Radiator 103-03-00021

Radiator

  • Part #: 103-03-00021
  • Fits Machine(s): D21P-5
  • Category(s): Engines & Engine Parts, Radiators
View Part
Transmission Complete 103-15-00210

Transmission Complete

  • Part #: 103-15-00210
  • Fits Machine(s): D21P-5
  • Category(s): Transmissions
View Part
C Frame 104-72-00021

C Frame

  • Part #: 104-72-00021
  • Fits Machine(s): D21P-5
  • Category(s): Attachments
View Part
Track Adj Kit 909036

Track Adj Kit

  • Part #: 909036
  • Weight: 0.22
  • Fits Machine(s): D21P-5
  • Category(s): Undercarriages
View Part
6144-11-8111 6144-11-8111

6144-11-8111

  • Part #: 6144-11-8111
  • Fits Machine(s): D21P-5
  • Category(s): Engines & Engine Parts
View Part
C Frame 104-72-00121

C Frame

  • Part #: 104-72-00121
  • Fits Machine(s): D21P-6
  • Category(s): Attachments
View Part
Blade 10G-72-21201

Blade

  • Part #: 10G-72-21201
  • Weight: 450.00
  • Fits Machine(s): D21P-6
  • Category(s): Attachments
View Part
We are Here to Help!
Don't see what you're looking for? New aftermarket, used and rebuilt options!

Need a little extra help? Give one of our friendly, knowledgeable parts experts a call and we'll have your machine back up and running in no time.

Call a Parts Expert!
Part Sales Account Executive